Warn when you make missing attribute searchable

[ellnix]

Pull Request

Related issue

Fixes #168

What does this PR do?

• In addition to adding a warning as suggested in #168 it also adds a #logger method to MeiliSearch::Rails which is similar to Rails having its own Rails#logger

PR checklist

Please check if your PR fulfills the following requirements:

• [X] Does this PR fix an existing issue, or have you listed the changes applied in the PR description (and why they are needed)?
• [X] Have you read the contributing guidelines?
• [X] Have you made sure that the title is accurate and descriptive of the changes?

[ellnix]

I believe I fixed the issues suggested, I had made some really strange decisions on this PR.

I also removed one place where I used the new ruby 3 method definition syntax which would have broken compatibility with ruby 2.x in the test suite.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (ef5d96c) 88.58% compared to head (007d085) 88.73%.

:exclamation: Current head 007d085 differs from pull request most recent head 645cf76. Consider uploading reports for the commit 645cf76 to get more accurate results

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #293 +/- ## ========================================== + Coverage 88.58% 88.73% +0.15% ========================================== Files 10 10 Lines 648 657 +9 ========================================== + Hits 574 583 +9 Misses 74 74 ``` | [Files](https://app.codecov.io/gh/meilisearch/meilisearch-rails/pull/293?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=meilisearch) | Coverage Δ | | |---|---|---| | [lib/meilisearch-rails.rb](https://app.codecov.io/gh/meilisearch/meilisearch-rails/pull/293?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=meilisearch#diff-bGliL21laWxpc2VhcmNoLXJhaWxzLnJi) | `90.53% <100.00%> (+0.17%)` | :arrow_up: | | [lib/meilisearch/rails/pagination.rb](https://app.codecov.io/gh/meilisearch/meilisearch-rails/pull/293?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=meilisearch#diff-bGliL21laWxpc2VhcmNoL3JhaWxzL3BhZ2luYXRpb24ucmI=) | `93.75% <100.00%> (ø)` | |

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[brunoocasali]

I believe I fixed the issues suggested, I had made some really strange decisions on this PR.

I also removed one place where I used the new ruby 3 method definition syntax which would have broken compatibility with ruby 2.x in the test suite.

Nice, as soon you fix them we will be good to go, thanks a lot for your effort @ellnix!

[ellnix]

@brunoocasali this should be good to go.

[ellnix]

bors merge

[meili-bors[bot]]

Build succeeded:

• integration-tests (Rails 6.1 with Ruby 2.7)
• integration-tests (Rails 6.1 with Ruby 3.0)
• integration-tests (Rails 6.1 with Ruby 3.1)
• integration-tests (Rails 7 with Ruby 2.7)
• integration-tests (Rails 7 with Ruby 3.0)
• integration-tests (Rails 7 with Ruby 3.1)
• linter-check
• smoke-test